diff options
Diffstat (limited to 'arch/powerpc/include/asm/book3s/32/kup.h')
| -rw-r--r-- | arch/powerpc/include/asm/book3s/32/kup.h | 31 |
1 files changed, 0 insertions, 31 deletions
diff --git a/arch/powerpc/include/asm/book3s/32/kup.h b/arch/powerpc/include/asm/book3s/32/kup.h index 73bc5d2c431d..b97ea60f6fa3 100644 --- a/arch/powerpc/include/asm/book3s/32/kup.h +++ b/arch/powerpc/include/asm/book3s/32/kup.h @@ -7,37 +7,6 @@ #ifdef __ASSEMBLY__ -.macro kuep_update_sr gpr1, gpr2 /* NEVER use r0 as gpr2 due to addis */ -101: mtsrin \gpr1, \gpr2 - addi \gpr1, \gpr1, 0x111 /* next VSID */ - rlwinm \gpr1, \gpr1, 0, 0xf0ffffff /* clear VSID overflow */ - addis \gpr2, \gpr2, 0x1000 /* address of next segment */ - bdnz 101b - isync -.endm - -.macro kuep_lock gpr1, gpr2 -#ifdef CONFIG_PPC_KUEP - li \gpr1, NUM_USER_SEGMENTS - li \gpr2, 0 - mtctr \gpr1 - mfsrin \gpr1, \gpr2 - oris \gpr1, \gpr1, SR_NX@h /* set Nx */ - kuep_update_sr \gpr1, \gpr2 -#endif -.endm - -.macro kuep_unlock gpr1, gpr2 -#ifdef CONFIG_PPC_KUEP - li \gpr1, NUM_USER_SEGMENTS - li \gpr2, 0 - mtctr \gpr1 - mfsrin \gpr1, \gpr2 - rlwinm \gpr1, \gpr1, 0, ~SR_NX /* Clear Nx */ - kuep_update_sr \gpr1, \gpr2 -#endif -.endm - #ifdef CONFIG_PPC_KUAP .macro kuap_update_sr gpr1, gpr2, gpr3 /* NEVER use r0 as gpr2 due to addis */ |